Lucene search
+L

CVE-2026-80923

🗓️ 09 Sep 2026 16:19:43Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 9 Views

Use-after-free in Linux kernel xhci dbgtty on tty_register_driver failure during module exit.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-80923 xhci: dbgtty: Fix unregister on tty_register_driver() failure
9 Sep 202616:19
cvelist
Vulners
CNA
Node
OR
linuxlinux_kernelRange5.95.15.220
linuxlinux_kernelRange5.16.06.1.187
linuxlinux_kernelRange6.2.06.6.156
linuxlinux_kernelRange6.7.06.12.108
linuxlinux_kernelRange6.13.06.18.49
linuxlinux_kernelRange6.19.07.1.13
linuxlinux_kernelRange7.2.07.2.3
linuxlinux_kernelRange7.3.07.3-rc1
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/usb/host/xhci-dbgtty.c"
    ],
    "versions": [
      {
        "version": "4521f16139409cdf9462c7325d43454462cff6c3",
        "lessThan": "01b7bc0938061f2fd46e0094f6483d8c6c02f7d3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4521f16139409cdf9462c7325d43454462cff6c3",
        "lessThan": "43635ff6401ca0e0ed21875379eeded921321525",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4521f16139409cdf9462c7325d43454462cff6c3",
        "lessThan": "eaca2814f32b9872a332326324b9e83e01f156d2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4521f16139409cdf9462c7325d43454462cff6c3",
        "lessThan": "943f976c93e70563b132f5585ff68b08c89641a2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4521f16139409cdf9462c7325d43454462cff6c3",
        "lessThan": "0d0faf3cc44c4d86fc6faf5cea972c0fbe00b922",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4521f16139409cdf9462c7325d43454462cff6c3",
        "lessThan": "33ed35ca629477f57e0dd1d77d6df96cf5a9eb55",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4521f16139409cdf9462c7325d43454462cff6c3",
        "lessThan": "0e469b94fbba8eb03666da41dd1082b793c50c1a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4521f16139409cdf9462c7325d43454462cff6c3",
        "lessThan": "a916fa66a43e10f63198b6ce978badffc678821a",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/usb/host/xhci-dbgtty.c"
    ],
    "versions": [
      {
        "version": "5.9",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.9",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.220",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.187",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.156",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.108",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.49",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.13",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.3",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation